[RelEng] Qualifier update for 2019-03 RC2

Bump version to pull in new USS SDK version with our update.

Change-Id: Iffff811f0fbb18a1a07819bcc0f78bba2779b825
diff --git a/org.eclipse.epp.mpc-target/staging.target b/org.eclipse.epp.mpc-target/staging.target
index b67c30d..ea208fa 100644
--- a/org.eclipse.epp.mpc-target/staging.target
+++ b/org.eclipse.epp.mpc-target/staging.target
@@ -33,7 +33,7 @@
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.userstorage.sdk.feature.group" version="0.0.0"/>
-<repository location="http://download.eclipse.org/usssdk/drops/release/1.1.0"/>
+<repository location="http://download.eclipse.org/usssdk/drops/milestone/S911-1.2-RC1"/>
 </location>
 </locations>
 </target>
diff --git a/org.eclipse.epp.mpc.feature/.forceQualifierUpdate b/org.eclipse.epp.mpc.feature/.forceQualifierUpdate
index f90a29e..1f82b2e 100644
--- a/org.eclipse.epp.mpc.feature/.forceQualifierUpdate
+++ b/org.eclipse.epp.mpc.feature/.forceQualifierUpdate
@@ -1 +1 @@
-1.7.0.20180613-0022
\ No newline at end of file
+1.7.5.20190313-2103
\ No newline at end of file